RLSA-2021:2591

    Dashboard / Vulnerabilities / RLSA-2021:2591

    RLSA-2021:2591

    Published: 29 Jun 2021Last Modified: 4 Feb 2026
    Upstream:
    CVE-2021-28211

    Summary: Moderate: edk2 security update

    Details: EDK (Embedded Development Kit) is a project to enable UEFI support for Virtual Machines. This package contains a sample 64-bit UEFI firmware for QEMU and KVM. Security Fix(es): * edk2: possible heap corruption with LzmaUefiDecompressGetInfo (CVE-2021-28211) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

    References: https://errata.rockylinux.org/RLSA-2021:2591, https://bugzilla.redhat.com/show_bug.cgi?id=1883529

    Affected packages

    Package

    Name: edk2

    Purl: pkg:rpm/rocky-linux/edk2?distro=rocky-linux-8-4-x86-64-legacy&epoch=0

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -0:20200602gitca407c7246bf-4.el8_4.1

    Affected versions

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    RLSA-2021:2591 | CVE-DB